I do know that it’s because of Alternative Logos: I, [2021-06-25T11:00:32.360020 #1] INFO -- : > cd /var/www/discourse && su discourse -c 'bundle exec rake themes:update assets:precompile' Failed to update Alternative Logos about.json contains invalid values: Maximum discourse version is invalid /…

Ok, so the solution was to set up a fresh discourse installation, restore from backup and then delete component that was causing an issue.

Can't delete deprecated theme component from CLI - failed to bootstrap

Benjamin_D (Benjamin Decotte) June 25, 2021, 12:24pm 6

Can’t you just start the app, without rebuilding it?

Topic		Replies	Views
Error when "./discourse rebuild app" due to theme error Installation	6	1681	December 1, 2021
Path of theme components Support	20	1755	September 11, 2021
./launcher Rebuild App Failed During `rake themes:update assets:precompile` Installation unsupported-install	11	1336	January 19, 2022
Blank website after update Support	14	1544	August 26, 2020
ERROR: You are running an old version of the Discourse image Installation	12	1569	June 3, 2021